Home / 11,029.94-16,533.30-5,181.74

Finding the Fourth Proportional to 11,029.94, 16,533.30 and 5,181.74

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Solution

The fourth proportional to 11,029.94, 16,533.30 and 5,181.74 is: 7,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.94 : 16,533.30 = 5,181.74 : x
  2. Step 2: Convert to fraction form
    11,029.94/16,533.30 = 5,181.74/x
  3. Step 3: Cross multiply
    11,029.94x = 16,533.30 × 5,181.74
  4. Step 4: Simplify right side
    11,029.94x = 85,671,261.94
  5. Step 5: Solve for x
    x = 85,671,261.94/11,029.94
  6. Step 6: Final answer
    x = 7,767.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.